21260088

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15541}}^1$

素因数の和:15572

約数の個数: 48

約数和(自身を含む): 60613800

約数和(自身を除く): 39353712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15541, 31082, 46623, 62164, 93246, 124328, 139869, 186492, 279738, 295279, 372984, 559476, 590558, 885837, 1118952, 1181116, 1771674, 2362232, 2657511, 3543348, 5315022, 7086696, 10630044, 21260088]

約数ペア:

[(1, 21260088), (2, 10630044), (3, 7086696), (4, 5315022), (6, 3543348), (8, 2657511), (9, 2362232), (12, 1771674), (18, 1181116), (19, 1118952), (24, 885837), (36, 590558), (38, 559476), (57, 372984), (72, 295279), (76, 279738), (114, 186492), (152, 139869), (171, 124328), (228, 93246), (342, 62164), (456, 46623), (684, 31082), (1368, 15541)]